18455165520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{225503}}^1$

素因数の和:225561

約数の個数: 160

約数和(自身を含む): 64425590784

約数和(自身を除く): 45970425264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 660, 682, 744, 880, 930, 1023, 1240, 1320, 1364, 1488, 1705, 1860, 2046, 2480, 2640, 2728, 3410, 3720, 4092, 5115, 5456, 6820, 7440, 8184, 10230, 13640, 16368, 20460, 27280, 40920, 81840, 225503, 451006, 676509, 902012, 1127515, 1353018, 1804024, 2255030, 2480533, 2706036, 3382545, 3608048, 4510060, 4961066, 5412072, 6765090, 6990593, 7441599, 9020120, 9922132, 10824144, 12402665, 13530180, 13981186, 14883198, 18040240, 19844264, 20971779, 24805330, 27060360, 27962372, 29766396, 34952965, 37207995, 39688528, 41943558, 49610660, 54120720, 55924744, 59532792, 69905930, 74415990, 76896523, 83887116, 99221320, 104858895, 111849488, 119065584, 139811860, 148831980, 153793046, 167774232, 198442640, 209717790, 230689569, 279623720, 297663960, 307586092, 335548464, 384482615, 419435580, 461379138, 559247440, 595327920, 615172184, 768965230, 838871160, 922758276, 1153447845, 1230344368, 1537930460, 1677742320, 1845516552, 2306895690, 3075860920, 3691033104, 4613791380, 6151721840, 9227582760, 18455165520]

約数ペア:

[(1, 18455165520), (2, 9227582760), (3, 6151721840), (4, 4613791380), (5, 3691033104), (6, 3075860920), (8, 2306895690), (10, 1845516552), (11, 1677742320), (12, 1537930460), (15, 1230344368), (16, 1153447845), (20, 922758276), (22, 838871160), (24, 768965230), (30, 615172184), (31, 595327920), (33, 559247440), (40, 461379138), (44, 419435580), (48, 384482615), (55, 335548464), (60, 307586092), (62, 297663960), (66, 279623720), (80, 230689569), (88, 209717790), (93, 198442640), (110, 167774232), (120, 153793046), (124, 148831980), (132, 139811860), (155, 119065584), (165, 111849488), (176, 104858895), (186, 99221320), (220, 83887116), (240, 76896523), (248, 74415990), (264, 69905930), (310, 59532792), (330, 55924744), (341, 54120720), (372, 49610660), (440, 41943558), (465, 39688528), (496, 37207995), (528, 34952965), (620, 29766396), (660, 27962372), (682, 27060360), (744, 24805330), (880, 20971779), (930, 19844264), (1023, 18040240), (1240, 14883198), (1320, 13981186), (1364, 13530180), (1488, 12402665), (1705, 10824144), (1860, 9922132), (2046, 9020120), (2480, 7441599), (2640, 6990593), (2728, 6765090), (3410, 5412072), (3720, 4961066), (4092, 4510060), (5115, 3608048), (5456, 3382545), (6820, 2706036), (7440, 2480533), (8184, 2255030), (10230, 1804024), (13640, 1353018), (16368, 1127515), (20460, 902012), (27280, 676509), (40920, 451006), (81840, 225503)]